Aimco URW Series Repair Manual Download Page 1 | Manualshive

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PO Box 16460, Portland, OR 97292-0460

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503-254-6600

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Fax 503-255-2615

URW Series

URW-6, 8, 9, 10 & 12 Series

Repair Manual

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Summary of Contents for URW Series

Page 1: ...PO Box 16460 Portland OR 97292 0460 503 254 6600 Fax 503 255 2615 URW Series URW 6 8 9 10 12 Series Repair Manual ...

Page 2: ... 1 Tools Needed for Repair 1 2 Disassembly and Reassembly of the Cam Casing 2 4 3 Disassembly and Reassembly of the Gear Section 5 9 4 Disassembly and Reassembly of the Air Motor Section 10 14 5 Recommended Maintenance 15 ...

Page 3: ...Punches 7 One Set of O Ring Picks 8 6 Adjustable End Wrench 9 12 Adjustable End Wrench 10 Medium Pair Channel Locks or Adjustable Jaw Pliers 11 Medium Honing Stone 12 220 Grit Wet Dry Sandpaper 13 Lap Plate 14 Loc Tite 242 15 CFC Free Degreaser Cleanser 16 Loc Tite Accelerator 17 Arbor Press 18 UTA 204 and UMS Transducers and UFT Joint Simulators 19 Needle Nose Pliers 20 Propane Torch ...

Page 4: ...rounded 4 Cam Roller and Cam Roller Pin The Cam Roller should be round and smooth replace if it has flat spots and pitting The Cam Roller Pin should be inspected for shininess and grooving replace as needed 5 Rod Plate Spring Inspect the Rod Plate Spring for cracks and wear from the Operating Rod replace as needed 6 Springs Check for the correct dimension of the Spring replace as needed Reassembly...

Page 5: ...stall the Connector into the Gear Casing Now install the Thrust Washers Thrust Bearing Spacer Bearing and Cam into the Connector 2 While running the tool reinstall the Cam Casing onto the Connector 3 Watch the Ratchet as the Cam Casing turns down onto the Connector When the Ratchet starts to turn mark its position and continue to allow the Cam Casing to turn onto the Connector until the Ratchet st...

Page 6: ...mber Description 1 2 3 4 5 6 7 8 9 10 Checker Ratchet Snap Ring Spring Rod Guide Left Round Head Screw Rod Plate Spring Spring Washer Cam Roller Pin Operating Rod 11 12 13 14 15 16 17 18 19 Cam Roller Spacer URW 8N only Rod Guide Nut Spring Cam Roller Push Pin Cam Casing Grease Cup Rod Guide Right Rod Guide Bolt ...

Page 7: ... URW 8 a Using a Bearing Separator put it between the Cam and the Casing to remove the Cam Key Bearing Thrust Rear Washer and Thrust Bearing from the Casing b Remove the Gear Casing from the Handle c Remove the Gear Cage Roller Pins Planet Gear Bushings and Planet Gears from the Gear Casing d Remove the Internal Gear from the Gear Casing 5 On the URW 10N 12N 12NA 12NB a Remove the Cam Bearing and ...

Page 8: ...e Gear Cage d Install the Bearing Thrust Rear Spacer or Spacer and Thrust Bearing onto the Cam Press the Cam onto the Gear Cage making sure to line up the Key in the Gear Cage with the key way in the Cam Note The Gear Cage should extend out past the Cam about 2mm 4 For the URW 8 a Install the Internal Gear into the Gear Casing b Install the Planet Gear Bushing into the Planet Gears and install the...

Page 9: ...ption Part Number Description 1 2 3 4 5 6 7 8 9 10 Cam Bearing Thrust Washer Connector Cam Casing Lock Nut Grease Cup Set Screw Spacer Roller Pin Needle Roller Pin 11 12 13 14 15 16 17 18 19 20 Planet Gear Spacer Thrust Bearing Adjusting Spacer Gear Casing Bearing Internal Gear Gear Cage Bearing Spacer ...

Page 10: ...y of the Gear Casing cont URW Gear Casing Part Number Description Part Number Description 1 2 3 4 5 6 7 Cam Bearing Spacer Thrust Bearing Set Screw Gear Casing Internal Gear 8 9 10 11 12 13 Key Planet Gear Roller Pin Bushing Gear Cage Bearing ...

Page 11: ...URW 8 a Remove the Gear Casing from the Handle Casing b Remove the Air Motor from the Handle Casing Note Applying heat to the Handle Casing may help in removing the Air Motor c Tap on the splined end of the Rotor with a brass hammer while holding the Air Motor firmly in your hand Remove the Front Plate Bearing and Cylinder d Remove the Snap Ring Rear Plate Spacer and O Ring from the Rear Plate Pre...

Page 12: ... Rear Plate Cylinder and into the Front Plate g Install the Air Motor into the Handle lining up the hole in the Handle with the alignment Pin in the Air Motor 2 For the URW 8N 9N a Grease all Bearings Place the Rear Plate on the rear of the Rotor and press the Rear Bearing onto the Rotor Note There should be a slight amount of drag between the Rear Plate and the Rotor b Lightly coat the Blades wit...

Page 13: ... the Rear Plate on the rear of the Rotor and press the Rear Bearing onto the Rotor Note There should be a slight amount of drag between the Rear Plate and the Rotor b Lightly coat the Blades with air motor oil and install them in the Rotor so that the bevel of the Blade goes with the bevel of the Rotor c Place the Cylinder down over the Rotor making sure to line up the air port holes and Roll Pin ...

Page 14: ...mbly of the Air Motor cont URW Air Motor Part Number Description Part Number Description 1 2 3 4 5 6 Bearing Front Plate Cylinder Roll Pin Rear Plate Bearing 7 8 9 10 11 Rear Plate Spacer URW 8 9 Blade Rotor O Ring URW 8 9 Snap Ring URW 8 9 ...

Page 15: ... every three months Always use genuine Uryu parts Lubrication Use a light spindle oil for the air motor like Mobile Spindle Oil No 1 Shell Spindle Oil 60 and or equivalent Use a high quality grease for the Gearing Cam and Racheting sections like Shell Alvania No 2 Mobilplex 2 and or equivalent ...

Page 16: ...o SA DE CV 10000 SE Pine Street Ave Cristobal Colon 14529 Portland OR 97216 Chihuahua Chihuahua 31125 800 852 1368 Mexico FAX 800 582 9015 Phone 01 614 380 1010 www aimco global com Fax 01 614 380 1019 LIT MAN480 Rev 07 2020 Printed in USA 2020 AIMCO ...

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